| Scale | Scale 2 | US Grade |
|---|---|---|
| 85.00 - 100.00 | 4.25 - 5.00 | A+ |
| 80.00 - 84.99 | 4.00 - 4.24 | A |
| 75.00 - 79.99 | 3.75 - 3.99 | B+ |
| 70.00 - 74.99 | 3.50 - 3.74 | B |
| 65.00 - 69.99 | 3.25 - 3.49 | B- |
| 60.00 - 64.99 | 3.00 - 3.24 | C+ |
| 55.00 - 59.99 | 2.75 - 2.99 | C |
| 50.00 - 54.99 | 2.50 - 2.74 | C- |
| 45.00 - 49.99 | 2.25 - 2.49 | D+ |
| 40.00 - 44.99 | 2.00 - 2.24 | D |
| 0.00 - 39.99 | 0.00 - 1.90 | F |
